名词
中文翻译：大洞岩石钻探机
同义词：
['rock drill', 'large hole drill', 'large hole rock drill']
例句：
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1. The engineer used a big hole rock drill to bore a tunnel through the mountain.
工程师使用一个大洞岩石钻探机在山中钻了一个隧道。
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2.The big hole rock drill was used to extract valuable minerals from the earth.
大洞岩石钻探机被用来从地下提取有价值的矿物。
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3. The big hole rock drill is essential for mining operations in areas with hard rock formations.
在大硬岩形成区域，大洞岩石钻探机对于采矿作业至关重要。